井径较小，井深较大， 汲取深层或浅层地下水的取水建筑物。打入承压含水层的管井，如水头高出地面时，又称自流井。 管井是垂直安置在地下的取水或保护地下水的管状构筑物。是工农业生产、城市、交通、国防建设的一种给排水设施。
下套管井 cased well ; cased hole
滤管井 perforated casing well ; strainer well ; Well strainer
套管井 cased well ; cased hole well
喉管井道 pipe duct
管井滤水管 deep well screen
套管井地层测试器 [地质] casing well tester ; cased hole formation tester
多油管井口装置 [油气] multiple tubing wellhead
发光二极管井下检查灯 LED INSPECTION LAMP
套管-井壁环空 casing-hole annulus ; casing-to-hole annulus
不断增加的对水的需求，特别是水稻灌溉，进一步加强了对管井的依赖。
Increasing demands for water, in particular to irrigate the rice crop, have led to greater dependence on tube Wells.
采用随机影响负二项回归模型，评估深管井的使用对儿童发生腹泻的影响。
The effect of deep tube well use on the incidence of childhood diarrhoea was assessed using a random effects negative binomial regression model.
确定孟加拉国农村地区用以降低地下水砷暴露的深管井的安装对儿童发生腹泻的影响。
To determine whether the installation of deep tube Wells to reduce exposure to groundwater arsenic in rural Bangladesh had an effect on the incidence of childhood diarrhoeal disease.
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